TASK DEFINITION: In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".
PROBLEM: who is the mayor of chicago 2011, Answer: Rahm Emanuel won the race for mayor with more than 55% of the vote.

SOLUTION: Yes

PROBLEM: how does rainfall in new york affect the environment?, Answer: New York's population density has environmental pros and cons.

SOLUTION: No

PROBLEM: how long is a flat membrane roof good for?, Answer: There are also various health risks to people and animals breathing the mould spores: the severity of this health risk remains a debated point.

SOLUTION:
No

